/*
 * Tencent is pleased to support the open source community by making QMUI_Android available.
 *
 * Copyright (C) 2017-2018 THL A29 Limited, a Tencent company. All rights reserved.
 *
 * Licensed under the MIT License (the "License"); you may not use this file except in
 * compliance with the License. You may obtain a copy of the License at
 *
 * http://opensource.org/licenses/MIT
 *
 * Unless required by applicable law or agreed to in writing, software distributed under the License is
 * distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied. See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.qmuiteam.qmui.type.parser;

import com.qmuiteam.qmui.type.element.Element;

public class ParserHelper {

    public static boolean isEnglishLetterOrNumber(char c){
        return (c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z') || (c >= '0' && c <= '9');
    }

    public static void handleWordPart(char c, Element prev, Element curr){
        if(ParserHelper.isEnglishLetterOrNumber(c)){
            if(prev == null ||
                    prev.getWordPart() == Element.WORD_PART_WHOLE ||
                    prev.getWordPart() == Element.WORD_PART_END){
                curr.setWordPart(Element.WORD_PART_START);
            }else{
                curr.setWordPart(Element.WORD_PART_MIDDLE);
            }
        }else{
            if(prev != null && prev.getWordPart() == Element.WORD_PART_MIDDLE){
                prev.setWordPart(Element.WORD_PART_END);
            }
            curr.setWordPart(Element.WORD_PART_WHOLE);
        }
    }
}
